var bszCaller, bszTag, scriptTag, ready;

var t, e, n, a = !1,
  c = [];

// 修复Node同构代码的问题
if (typeof document !== "undefined") {
  ready = function (t) {
    return a || "interactive" === document.readyState || "complete" === document.readyState ? t.call(document) : c.push(function () {
      return t.call(this)
    }), this
  }, e = function () {
    for (var t = 0, e = c.length; t < e; t++) c[t].apply(document);
    c = []
  }, n = function () {
    a || (a = !0, e.call(window),
      document.removeEventListener ? document.removeEventListener("DOMContentLoaded", n, !1) : document.attachEvent && (document.detachEvent("onreadystatechange", n), window == window.top && (clearInterval(t), t = null)))
  }, document.addEventListener ? document.addEventListener("DOMContentLoaded", n, !1) : document.attachEvent && (document.attachEvent("onreadystatechange", function () {
    /loaded|complete/.test(document.readyState) && n()
  }), window == window.top && (t = setInterval(function () {
    try {
      a || document.documentElement.doScroll("left")
    } catch (t) {
      return
    }
    n()
  }, 5)));
}

bszCaller = {
  fetch: function (t, e) {
    var n = "BusuanziCallback_" + Math.floor(1099511627776 * Math.random());
    t = t.replace("=BusuanziCallback", "=" + n);
    scriptTag = document.createElement("SCRIPT"), scriptTag.type = "text/javascript", scriptTag.defer = !0, scriptTag.src = t, document.getElementsByTagName("HEAD")[0].appendChild(scriptTag);
    window[n] = this.evalCall(e)
  },
  evalCall: function (e) {
    return function (t) {
      ready(function () {
        try {
          e(t), scriptTag && scriptTag.parentElement && scriptTag.parentElement.removeChild && scriptTag.parentElement.removeChild(scriptTag)
        } catch (t) {
          console.log(t), bszTag.hides()
        }
      })
    }
  }
}

export const fetch = () => {
  bszTag && bszTag.hides();
  bszCaller.fetch("//busuanzi.ibruce.info/busuanzi?jsonpCallback=BusuanziCallback", function (t) {
    bszTag.texts(t), bszTag.shows()
  })
}

bszTag = {
  bszs: ["site_pv", "page_pv", "site_uv"],
  texts: function (n) {
    this.bszs.map(function (t) {
      var e = document.getElementById("busuanzi_value_" + t);
      e && (e.innerHTML = n[t])
    })
  },
  hides: function () {
    this.bszs.map(function (t) {
      var e = document.getElementById("busuanzi_container_" + t);
      e && (e.style.display = "none")
    })
  },
  shows: function () {
    this.bszs.map(function (t) {
      var e = document.getElementById("busuanzi_container_" + t);
      e && (e.style.display = "inline")
    })
  }
};

// 修复Node同构代码的问题
if (typeof document !== "undefined") {
  fetch();
}

// module.exports = {
//   fetch
// };
